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galina1969 [7]
3 years ago
10

A light bulb consumes 1440 watt-hours per day. How long does it take to consume 7560 watt-hours?

Mathematics
1 answer:
docker41 [41]3 years ago
8 0
5.25 days, since you would divide 7,560 watt hours by 1,440 and get 5.25
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mason deposited 80 in a savings account earning 5% interest, compounded monthly. to the nearest cent, how much interest will he
White raven [17]
Principal, P = $80
monthly interest, i = 5%/12 = 0.05/12
Number of periods, n = 3*12 = 36

Interest earned after three years,
I = P((1+i)^n-1)
=80((1+0.05/12)^36-1)
=12.92 (to the nearest cent.
8 0
3 years ago
-2x + y=5 and -5x + y = -4 cooridbnates of the solution to this system of equation
Viktor [21]

Answer:

(3,11)

Step-by-step explanation:

Turn both equations into linear equations:

y=2x+5

y=5x-4

Then, just graph both equations.

Find the point where the two lines intersect. That point of intersection is  the solution. That coordinate is (3,11).

8 0
3 years ago
Which of the following is a monomial?
UkoKoshka [18]

Answer:

It is D. ,C B

Step-by-step explanation:

Mono means single/one but binomial is only first because binomial is only (... +...)

So monomials are B,C,D

5 0
4 years ago
The table shows ordered pairs of the function y=8 - 2x. What is the value of y when x = 8?
Lana71 [14]

Answer:

-8.

Step-by-step explanation:

y = 8 - 2x.

x = 8.

y = 8 - 2(8)

= 8 - 16

= -8.

Hope this helps!

4 0
3 years ago
If I drink decaffeinated coffee, then I do not stay awake.
marishachu [46]

Answer:

the statements are not equivalent

6 0
3 years ago
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